My factory produced wheels for years as follows:
1. Steel (Trailer, RV) Wheels:12-4,13-4.5,13-5.5,14-5,14.5-6 (Mobile Rim),14-6,14-7,15-5, 15-6,15-7,15-8,16-6 (or dual),16-6.5,16-7,16-8,17.5*6,17.5*6.75,22.5*8.25 & 22.5*9 etc.
a).Surface: Painted(white, black or silver), Chrome, E-coated & Galvanization, with red & blue striples..
b).Patterns: Modular,8(or 5) -Spoke, Blade, Vortex, Daytona or Solid etc.
2. Steel (Car) Wheels:13-4.5, 14-5,14-5.5 (Nissan),15-7(Benz),15-6,16-6.5,16-7 for Japan or Europe cars.
3. Agricultural wheels from 16" to 24" ,Spinning wheels & other parts: lug/nuts, caps etc.
4. We passed DOT testing. We can make other sizes/patterns wheels & OEM wheels.